- Extension
- .asf
- .vms
- Format
- Binary
- Binary
- Category
- Video
- Audio
- Developer
- Microsoft
- VoidMail
- Description
- An ASF file is a media file stored in the Advanced Systems Format (ASF), a proprietary video and audio container format. It contains audio and video data and optional metadata, such as title, author, and copyright bibliographic data. ASF files are developed by Microsoft primarily for streaming media.
- Used in Germany to compress speech audio for voice mail. A self-describing variant of cvsd (Continuously Variable Slope Delta modulation).
- MIME Type
- video/x-ms-asf
- audio/x-vms-compressed-void-mail
